CN112682723A - LED track lamp with automatic cooling function and heat dissipation method thereof - Google Patents
LED track lamp with automatic cooling function and heat dissipation method thereof Download PDFInfo
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- CN112682723A CN112682723A CN202011585642.4A CN202011585642A CN112682723A CN 112682723 A CN112682723 A CN 112682723A CN 202011585642 A CN202011585642 A CN 202011585642A CN 112682723 A CN112682723 A CN 112682723A
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 63
- 238000001816 cooling Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 33
- 239000004065 semiconductor Substances 0.000 claims description 22
- 238000005057 refrigeration Methods 0.000 claims description 17
- 238000005507 spraying Methods 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 7
- 230000033001 locomotion Effects 0.000 claims description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000008094 contradictory effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
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- 229910021389 graphene Inorganic materials 0.000 description 1
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Abstract
The invention provides an LED track lamp with an automatic cooling function and a heat dissipation method thereof, wherein the track lamp comprises a lamp holder and a heat dissipation device, the heat dissipation device is installed at the rear end of the lamp holder, the heat dissipation device comprises a shell, a heat dissipation sheet installed inside the shell and a fan installed at the top of the shell, the shell comprises a frame and a louver installed on the frame, an adjusting mechanism is arranged at the top of the shell, and blades of the louver can open and close the louver under the control of the adjusting mechanism. The heat dissipation device is arranged at the rear end of the lamp holder, so that the lamp holder can be effectively dissipated, the heat dissipation device is additionally provided with the heat dissipation fins, the fan and the shutter, when the temperature of the lamp holder is low, the shutter is opened, the heat dissipation fins are only utilized for heat dissipation, when the heat is accumulated to a certain degree, the shutter is closed, the fan is opened, the heat dissipation efficiency is increased, the temperature of the lamp holder is reduced, and the service life of the track lamp is prolonged.
Description
Technical Field
The invention relates to the technical field of track lamps, in particular to an LED track lamp with an automatic cooling function and a heat dissipation method thereof.
Background
The track lamp is widely applied to projection lighting of key parts such as show windows, exhibition stands and the like as a commercial lighting lamp. Because the track lamp is used for commercial use more, need open the track lamp for a long time, the track lamp of opening can send the heat and slowly the heat is higher and higher along with the lapse of time, and the radiating fin is installed additional on the track lamp to current track lamp's radiating mode, and heat on this kind of radiating mode can only delay the track lamp is piled up, and the heat on the track lamp still can increase gradually along with the lapse of time, has influenced the life of track lamp greatly.
Disclosure of Invention
The invention aims to provide an LED track lamp with an automatic cooling function and a heat dissipation method thereof, which can effectively dissipate heat on the track lamp.
In order to achieve the purpose, the technical scheme of the invention is realized as follows: the LED track lamp with the automatic cooling function comprises a lamp holder, a heat dissipation device and a support, wherein the heat dissipation device is installed at the rear end of the lamp holder, one end of the support is hinged on the heat dissipation device or the lamp holder, the other end of the support is rotatably connected with a connecting piece which is used for being connected with a track of the track lamp in an installing mode, the heat dissipation device comprises a shell, cooling fins installed inside the shell and a fan installed at the top of the shell, the fan comprises an electric motor and fan blades installed on an output shaft of the electric motor, a controller is arranged on the electric motor, the shell comprises a frame and a louver installed on the frame, an adjusting mechanism is arranged at the top of the shell, the louver can be opened and closed by the blades of the louver through the control of the adjusting mechanism, and a temperature sensor used for detecting the temperature of the lamp holder is further arranged, the temperature sensor with adjustment mechanism all with the controller is connected, the casing correspond the below of shutter is provided with the ventilation groove.
Further, the casing is rectangular, and the shutter is installed respectively on four sides of the casing.
Furthermore, the adjusting mechanism is mounted at the top of the housing, the adjusting mechanism comprises a motor, a rack and a transmission part, the motor drives the transmission part to rotate, the transmission part is meshed with the rack and drives the rack to move up and down, at least one rack is arranged at the position of the top of the housing corresponding to each louver, the rack is connected with the blades of the louver, and the up and down movement of the rack can drive the blades of the louver to tilt up and down;
the transmission component comprises a plurality of transmission rods, the number of the transmission rods is the same as that of the shutters, the transmission rods are arranged at the positions corresponding to the shutters in a one-to-one correspondence mode, gears meshed with the racks are installed on the transmission rods, transmission connection is achieved between every two adjacent transmission rods through the arrangement of a steering component, and the steering component is bevel gears which are installed on every two adjacent transmission rods respectively and are meshed with each other.
Further, install atomizer in the casing, atomizer sets up the bottom of fan, the top surface of casing is provided with control atomizer opens and the solenoid valve of closing, still install first temperature switch in the casing, first temperature switch with the solenoid valve series connection, first temperature switch inserts in the controller.
Furthermore, be provided with first humidity transducer in the casing, be provided with the second humidity transducer outside the casing, first humidity transducer with the access of second humidity transducer in the controller.
Furthermore, the fin is cylindric, cylindric the center department of fin has seted up the blind hole, the bottom of blind hole is provided with the semiconductor refrigeration piece, still install second temperature switch in the casing, second temperature switch with the semiconductor refrigeration piece series connection.
Furthermore, a plurality of vent holes communicated with the bottoms of the blind holes are formed in the cylindrical heat dissipation sheet, a heat dissipation structure is arranged on the semiconductor refrigeration sheet, and the height of each vent hole on each blind hole is not more than the height of the heat dissipation structure corresponding to the blind hole.
Further, when the temperature of the lamp holder is not lower than 95 ℃, the temperature sensor transmits data to the controller, the controller controls the fan to start working and blow air to the outside of the shell, and controls the adjusting mechanism to close the shutter;
when the temperature of the lamp holder is lower than 95 ℃, the temperature sensor transmits data to the controller, and the controller controls the fan to stop working and controls the adjusting mechanism to open the shutter.
Further, when the temperature of the lamp holder is not lower than 125 ℃, the first temperature switch is turned on, and the electromagnetic valve is switched on and turns on the spraying device;
the spraying device sprays fog into the bottom space of the fan;
the fan blows air to the inside of the shell, the louver is opened, and the blades of the louver incline towards the inside of the shell;
when the temperature of the lamp holder is lower than 125 ℃, the first temperature switch is closed, the electromagnetic valve is closed, the shutter is closed, and the fan blows air to the outside of the shell;
the temperature sensor, the first humidity sensor and the second humidity sensor transmit data to the controller, when the temperature of the lamp holder is lower than 95 ℃ and the humidity value detected by the first humidity sensor is not larger than the humidity value detected by the second humidity sensor, the controller controls the fan to stop working and controls the adjusting mechanism to open the shutter.
Further, when the temperature of the lamp holder is not lower than 150 ℃, the second temperature switch is turned on, and the semiconductor refrigerating sheet starts to refrigerate;
when the temperature of the lamp holder is lower than 150 ℃, the second temperature switch is turned off, and the semiconductor refrigeration piece stops working.
The invention has the beneficial effects that:
1. the heat dissipation device is arranged at the rear end of the lamp holder, so that the lamp holder can be effectively dissipated, the heat dissipation device is additionally provided with the heat dissipation fins, the fan and the shutter, when the temperature of the lamp holder is low, the shutter is opened, the heat dissipation fins are only utilized for heat dissipation, when the heat is accumulated to a certain degree, the shutter is closed, the fan is opened, the heat dissipation efficiency is increased, the temperature of the lamp holder is reduced, and the service life of the track lamp is prolonged.
2. According to the invention, the heat is radiated by the radiating fins, and when the heat is accumulated to a certain degree, the shutter is closed and the fan is started to radiate the heat, so that the heat radiation efficiency is ensured, the use of electric power is saved, and the waste of energy is avoided.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a perspective view of an LED track lamp with an automatic cooling function according to an embodiment of the present invention;
fig. 2 is a right side view of an LED track lamp with an automatic cooling function according to an embodiment of the present invention (with a bracket and a connector omitted);
3 FIG. 3 3 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 at 3 A 3- 3 A 3 of 3 FIG. 32 3; 3
FIG. 4 is an enlarged view at B of FIG. 2;
fig. 5 is a structural view of a lamp cap and a heat sink in an LED track lamp with an automatic cooling function according to an embodiment of the present invention.
Description of reference numerals:
1-lamp holder, 2-heat dissipation device, 21-shell, 211-louver, 212-ventilation slot, 22-heat dissipation sheet, 221-blind hole, 222-semiconductor refrigeration sheet, 223-ventilation hole, 224-interlayer plate, 23-fan, 231-electric motor, 232-fan blade, 24-adjusting mechanism, 241-motor, 242-rack, 243-driving rod, 244-gear, 245-bevel gear, 25-spraying device, 251-nozzle, 252-connecting pipe, 26-electromagnetic valve, 3-bracket, 31-connecting piece, 4-temperature sensor, 5-first temperature switch, 6-second temperature switch, 7-first humidity sensor and 8-second humidity sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The embodiments and features of the embodiments in the present application may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, "a plurality" means two or more. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the invention.
See fig. 1-5.
The invention relates to an LED track lamp with an automatic cooling function, which comprises a lamp holder 1, a heat dissipation device 2 and a bracket 3, wherein the heat dissipation device 2 is arranged at the rear end of the lamp holder 1, one end of the bracket 3 is hinged on the heat dissipation device 2 or the lamp holder 1, the other end of the bracket 3 is rotatably connected with a connecting piece 31 for being connected with a track of the track lamp in a mounting way, the heat dissipation device 2 comprises a shell 21, a heat dissipation sheet 22 arranged inside the shell 21 and a fan 23 arranged at the top of the shell 21, the fan 23 comprises an electric motor 231 and fan blades 232 arranged on an output shaft of the electric motor 231, a controller is arranged on the electric motor 231, the shell 21 comprises a frame and a shutter 211 arranged on the frame, the top of the shell 21 is provided with an adjusting mechanism 24, and the shutter 211 can be opened and closed by the blades of the shutter 211 under the control of the adjusting, the inside of the shell 21 is also provided with a temperature sensor 4 for detecting the temperature of the lamp holder 1, the temperature sensor 4 and the adjusting mechanism 24 are both connected with the controller, and a ventilation groove 212 is arranged below the shutter 211 corresponding to the shell 21.
The heat dissipation device is arranged at the rear end of the lamp holder, so that the lamp holder can be effectively dissipated, the louver is opened by only utilizing the heat dissipation fins when the temperature of the lamp holder is low by additionally arranging the heat dissipation fins, the fan and the louver in the heat dissipation device, when the heat is accumulated to a certain degree, the louver is closed and the fan is opened, so that the heat dissipation efficiency is increased, the temperature on the lamp holder is reduced, the service life of the track lamp is prolonged, in addition, the heat dissipation is firstly carried out by using the heat dissipation fins, and after the heat is accumulated to a certain degree, the louver is closed and the fan is opened for heat dissipation, so that the heat dissipation efficiency is ensured, the use of electric.
In specific implementation, when the temperature of the lamp holder 1 is not high, the louver 211 is opened, only the heat radiating fins 22 are used for radiating heat, when the heat is accumulated to a certain degree, the temperature sensor 4 transmits data to the controller, the controller adjusting mechanism 24 closes the louver 211 and opens the fan 23, the air enters the shell 21 from the ventilation groove 212 below the louver 211, blows through the heat radiating fins 22 from the shell 21 by the fan 23, and finally takes away the heat in the heat radiating fins 22, meanwhile, the air entering from the ventilation groove 212 can take away dust on the heat radiating fins 22, and the automatic cleaning and dust removal effects are achieved.
Preferably, the heat dissipation fins 22 are coated with a heat dissipation coating, and more preferably, the heat dissipation coating is a graphene heat dissipation coating. By the design, the heat dissipation effect of the heat dissipation plate can be further improved.
In one embodiment, the housing 21 has a rectangular shape, and the louvers 211 are respectively installed on four sides of the housing 21. The design is convenient for installation and manufacture, simple structure and reasonable design.
In an embodiment, the adjusting mechanism 24 is installed at the top of the housing 21, the adjusting mechanism 24 includes a motor 241, a rack 242, and a transmission part, the motor 241 drives the transmission part to rotate, the transmission part is engaged with the rack 242 and drives the rack 242 to move up and down, at least one rack 242 is provided at the top of the housing 21 at a position corresponding to each louver 211, the rack 242 is connected to the blades of the louver 211, and the up and down movement of the rack 242 can drive the blades of the louver 211 to tilt up and down;
the transmission component comprises a plurality of transmission rods 243, the number of the transmission rods 243 is the same as that of the shutters 211, the transmission rods 243 are correspondingly arranged at the positions of the shutters 211, a gear 244 meshed with the rack 242 is installed on the transmission rods 243, the transmission connection between two adjacent transmission rods 243 is realized by arranging a steering component, and the steering component is a bevel gear 245 which is installed on two adjacent transmission rods 243 and meshed with each other. By the design, the vertical movement of each rack can be simultaneously controlled by only one motor, so that the opening and closing of each shutter can be simultaneously controlled.
In a specific implementation, shafts are disposed at two ends of the blades of the louver 211, a rotating gear 244 engaged with the rack 242 is disposed on each shaft, the rotating gear 244 is driven to rotate by the up-and-down movement of the rack 242, and the rotating gear 244 drives the blades of the louver 211 to tilt up and down to control the opening and closing of each louver 211.
In an embodiment, a spraying device 25 is installed in the casing 21, the spraying device 25 is arranged at the bottom of the fan 23, a solenoid valve 26 for controlling the spraying device 25 to open and close is arranged on the top surface of the casing 21, a first temperature switch 5 is also installed in the casing 21, the first temperature switch 5 is connected with the solenoid valve 26 in series, and the first temperature switch 5 is connected into the controller. Design like this, when the temperature of lamp holder reached certain numerical value, first temperature switch opened, and the solenoid valve is opened with the electricity, and the regional spray water of bottom space of atomizer looks fan, the controller control motor is bloied to casing inside simultaneously, blows the fog on the fin and then reduces the bulk temperature of track lamp.
In specific implementation, the LED track lamp with an automatic cooling function is further equipped with a water storage tank and a pumping device, the water storage tank stores liquid for the spraying device 25 to spray, the pumping device is used for pumping the liquid in the water storage tank to one end of the electromagnetic valve 26, the spraying device 25 includes a spray head 251 and a connecting pipe 252, and the other end of the electromagnetic valve 26 is connected with the spray head 251 through the connecting pipe 252. By the design, the required liquid can be more conveniently supplied to the spraying device, and the structural design of the track lamp is simplified.
Preferably, the first temperature switch 5 is disposed at a position of the housing 21 close to the base 1. By the design, the first temperature switch can directly sense the temperature on the lamp holder, and the sensitivity of the first temperature switch is improved.
In an embodiment, a first humidity sensor 7 is disposed inside the casing 21, a second humidity sensor 8 is disposed outside the casing 21, and the first humidity sensor 7 and the second humidity sensor 8 are connected to the controller. By the design, the controller can obtain the humidity relation between the inside and the outside of the shell by comparing the data values of the first humidity sensor and the second humidity sensor.
Preferably, the first humidity sensor 7 is disposed at a position corresponding to the blower 23 on the inner top surface of the housing 21. Through the design, the humidity in the shell can be sensed most comprehensively, and the detection precision of the first humidity sensor is improved.
In an embodiment, the heat sink 22 is cylindrical, a blind hole 221 is formed in the center of the cylindrical heat sink 22, a semiconductor chilling plate 222 is disposed at the bottom of the blind hole 221, a second temperature switch 6 is further installed in the housing 21, and the second temperature switch 6 is connected in series with the semiconductor chilling plate 222. By the design, when the temperature of the lamp holder reaches a certain value, the second temperature switch is turned on, and the semiconductor refrigeration piece starts to refrigerate, so that the temperature of the lamp holder is rapidly reduced.
Preferably, the second temperature switch 6 is disposed at a position of the case 21 near the base 1. By the design, the second temperature switch can directly sense the temperature on the radiating fin, and the sensitivity of the second temperature switch is improved.
In an embodiment, a plurality of vent holes 223 communicated with the bottoms of the blind holes 221 are formed in the cylindrical heat sink 22, a heat dissipation structure is disposed on the semiconductor chilling plate 222, and the height of the vent holes 223 on the blind holes 221 does not exceed the height of the heat dissipation structure corresponding to the blind holes 221. Design like this, through seting up the air vent, the air can be followed in the outside gets into the blind hole and then takes away the heat on the heat radiation structure on the semiconductor refrigeration piece, further improves the refrigeration effect of semiconductor refrigeration piece.
Preferably, a division plate 224 is further disposed in the blind hole 221, the division plate 224 is disposed below the heat dissipation structure and divides the blind hole 221 into a heat dissipation chamber above and a refrigeration chamber below, the heat dissipation chamber and the refrigeration chamber are of a closed structure, and the plurality of vent holes 223 are communicated with the heat dissipation chamber. Design like this, can carry out better heat dissipation to the lamp holder, set up the interlayer board and can slow down the loss of the cold volume in the refrigeration chamber and, inclosed refrigeration chamber can avoid external vapor to get into the refrigeration chamber and then lead to the semiconductor refrigeration piece to produce the damage, improves semiconductor refrigeration piece life.
In one embodiment, when the temperature of the lamp head 1 is not lower than 95 ℃, the temperature sensor 4 transmits data to the controller, the controller controls the fan 23 to start working and blow air to the outside of the shell 21, and controls the adjusting mechanism 24 to close the shutter 211;
when the temperature of the lamp holder 1 is lower than 95 ℃, the temperature sensor 4 transmits data to the controller, and the controller controls the fan 23 to stop working and controls the adjusting mechanism 24 to open the shutter 211. Design like this, when the temperature of lamp holder is not less than 95 ℃, the lamp holder if be in for a long time and produce easily under this temperature and damage and then reduce the life of track lamp, open the fan this moment, utilize the fan to accelerate the radiating efficiency of fin, this kind of mode has practiced thrift the use to electric power when guaranteeing radiating efficiency, has avoided the waste of the energy.
In one embodiment, when the temperature of the lamp head 1 is not lower than 125 ℃, the first temperature switch 5 is opened, the electromagnetic valve 26 is switched on and the spraying device 25 is switched on;
the spraying device 25 sprays the mist into the bottom space of the fan 23;
the fan 23 blows air to the inside of the shell 21, the purpose of cooling is achieved by utilizing the principle that fog evaporates to absorb heat, the shutter 211 is opened, and the blades of the shutter 211 incline towards the inside of the shell 21;
when the temperature of the lamp holder 1 is lower than 125 ℃, the first temperature switch 5 is closed, the electromagnetic valve 26 is closed, the shutter 211 is closed, and the fan 23 blows air out of the shell 21;
the temperature sensor 4, the first humidity sensor 7 and the second humidity sensor 8 transmit data to the controller, and when the temperature of the lamp holder 1 is lower than 95 ℃ and the humidity value detected by the first humidity sensor 7 is not larger than the humidity value detected by the second humidity sensor 8, the controller controls the fan 23 to stop working and controls the adjusting mechanism 24 to open the shutter 211. Design like this, when the temperature of lamp holder is not less than 125 ℃, if the lamp holder can produce the damage in the short time in untimely cooling, seriously influence the life of track lamp, open atomizer this moment, atomizer spun water can immediately evaporate the whole heat of taking away the track lamp, can effectively discharge the evaporation steam through opening the shutter, can reduce the probability that water smoke is blown out the casing by wind when being ensured to be to being to the mode of casing inside direction slope through rotating the blade of shutter.
In one embodiment, when the temperature of the lamp head 1 is not lower than 150 ℃, the second temperature switch 6 is turned on, and the semiconductor chilling plate 222 starts to chill;
when the temperature of the lamp holder 1 is lower than 150 ℃, the second temperature switch 6 is turned off, and the semiconductor chilling plate 222 stops working. By the design, when the temperature of the lamp holder is not lower than 150 ℃, if the lamp holder is not cooled down in time, the lamp holder is damaged immediately, and the temperature of the lamp holder can be reduced within the shortest time by turning on the semiconductor refrigerating sheet.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a LED track lamp with automatic cooling function which characterized in that: the lamp comprises a lamp holder (1), a heat dissipation device (2) and a support (3), wherein the heat dissipation device (2) is installed at the rear end of the lamp holder (1), one end of the support (3) is hinged to the heat dissipation device (2) or the lamp holder (1), and the other end of the support (3) is rotatably connected with a connecting piece (31) used for being installed and connected with a track of a track lamp;
the heat dissipation device (2) comprises a shell (21), heat dissipation fins (22) arranged inside the shell (21) and a fan (23) arranged at the top of the shell (21), wherein the fan (23) comprises an electric motor (231) and fan blades (232) arranged on an output shaft of the electric motor (231), a controller is arranged on the electric motor (231), the shell (21) comprises a frame and a shutter (211) arranged on the frame, and an adjusting mechanism (24) is arranged at the top of the shell (21);
through the control of adjustment mechanism (24), the blade of shutter (211) can be with shutter (211) are opened and are closed, still be provided with in casing (21) and be used for detecting temperature sensor (4) of lamp holder (1) temperature, temperature sensor (4) with adjustment mechanism (24) all with the controller is connected, the correspondence of casing (21) the below of shutter (211) is provided with ventilation groove (212).
2. The LED track lamp with the automatic cooling function as claimed in claim 1, wherein: the shell (21) is rectangular, and the shutters (211) are respectively installed on four side faces of the shell (21).
3. The LED track lamp with the automatic cooling function as claimed in claim 2, wherein: the adjusting mechanism (24) is mounted at the top of the shell (21), the adjusting mechanism (24) comprises a motor (241), a rack (242) and a transmission part, the motor (241) drives the transmission part to rotate, the transmission part is meshed with the rack (242) and drives the rack (242) to move up and down, at least one rack (242) is arranged at the position, corresponding to each shutter (211), at the top of the shell (21), the rack (242) is connected with the blades of the shutter (211), and the up and down movement of the rack (242) can drive the blades of the shutter (211) to tilt and rotate up and down;
the transmission component comprises a plurality of transmission rods (243), the number of the transmission rods (243) is the same as that of the blind windows (211), the transmission rods (243) are arranged at the positions of the corresponding blind windows (211) in a one-to-one correspondence mode, gears (244) meshed with the racks (242) are installed on the transmission rods (243), transmission connection is achieved between every two adjacent transmission rods (243) through arranging a steering component, and the steering component is bevel gears (245) which are installed on every two adjacent transmission rods (243) and are meshed with each other.
4. The LED track lamp with the automatic cooling function as claimed in claim 1, 2 or 3, wherein: install atomizer (25) in casing (21), atomizer (25) set up the bottom of fan (23), the top surface of casing (21) is provided with control atomizer (25) open and solenoid valve (26) of closing, still install first temperature switch (5) in casing (21), first temperature switch (5) with solenoid valve (26) series connection, first temperature switch (5) insert in the controller.
5. The LED track lamp with the automatic cooling function as claimed in claim 4, wherein: be provided with first humidity transducer (7) in casing (21), casing (21) are provided with second humidity transducer (8) outward, first humidity transducer (7) with second humidity transducer (8) access in the controller.
6. The LED track lamp with the automatic cooling function as claimed in claim 1, 2 or 3, wherein: the radiating fin (22) is cylindrical, a blind hole (221) is formed in the center of the radiating fin (22) in a cylindrical mode, a semiconductor refrigerating piece (222) is arranged at the bottom of the blind hole (221), a second temperature switch (6) is further installed in the shell (21), and the second temperature switch (6) is connected with the semiconductor refrigerating piece (222) in series.
7. The LED track lamp with the automatic cooling function as claimed in claim 6, wherein: a plurality of vent holes (223) communicated with the bottom of the blind hole (221) are formed in the cylindrical radiating fin (22), a radiating structure is arranged on the semiconductor refrigerating fin (222), and the height of the vent holes (223) on the blind hole (221) is not more than the height of the radiating structure corresponding to the blind hole (221).
8. The heat dissipation method of the LED track lamp with the automatic cooling function according to any one of claims 1 to 7, wherein:
when the temperature of the lamp holder (1) is not lower than 95 ℃, the temperature sensor (4) transmits data to the controller, the controller controls the fan (23) to start working and blow air to the outside of the shell (21), and controls the adjusting mechanism (24) to close the shutter (211);
when the temperature of the lamp holder (1) is lower than 95 ℃, the temperature sensor (4) transmits data to the controller, and the controller controls the fan (23) to stop working and controls the adjusting mechanism (24) to open the shutter (211).
9. The heat dissipation method of the LED track lamp with the automatic cooling function as claimed in claim 8, wherein:
when the temperature of the lamp holder (1) is not lower than 125 ℃, the first temperature switch (5) is opened, the electromagnetic valve (26) is switched on, and the spraying device (25) is switched on;
the spraying device (25) sprays fog into the bottom space of the fan (23);
the fan (23) blows air to the inside of the shell (21), the louver (211) is opened, and blades of the louver (211) incline towards the inside of the shell (21);
when the temperature of the lamp holder (1) is lower than 125 ℃, the first temperature switch (5) is closed, the electromagnetic valve (26) is closed, the shutter (211) is closed, and the fan (23) blows air out of the shell (21);
the temperature sensor (4), the first humidity sensor (7) and the second humidity sensor (8) transmit data to the controller, when the temperature of the lamp holder (1) is lower than 95 ℃ and the humidity value detected by the first humidity sensor (7) is not larger than the humidity value detected by the second humidity sensor (8), the controller controls the fan (23) to stop working and controls the adjusting mechanism (24) to open the shutter (211).
10. The heat dissipation method of the LED track lamp with the automatic cooling function as claimed in claim 8, wherein:
when the temperature of the lamp holder (1) is not lower than 150 ℃, the second temperature switch (6) is turned on, and the semiconductor refrigerating sheet (222) starts to refrigerate;
when the temperature of the lamp holder (1) is lower than 150 ℃, the second temperature switch (6) is turned off, and the semiconductor refrigeration piece (222) stops working.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011585642.4A CN112682723B (en) | 2020-12-28 | Heat dissipation method of LED track lamp with automatic cooling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011585642.4A CN112682723B (en) | 2020-12-28 | Heat dissipation method of LED track lamp with automatic cooling function |
Publications (2)
| Publication Number | Publication Date |
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| CN112682723A true CN112682723A (en) | 2021-04-20 |
| CN112682723B CN112682723B (en) | 2024-07-09 |
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